From bdfb9f5fda140ebd74103b24d40537e05623631d Mon Sep 17 00:00:00 2001
From: trans_soup <>
Date: Thu, 19 Oct 2023 15:12:36 +0200
Subject: [PATCH] make leaves only grow sideways.

previously, living leaves grew into more living leaves in all 6
directions. now, they only grow in the 4 horizontal directions.
---
 mods/bg_tree/grow_leaves.lua | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/mods/bg_tree/grow_leaves.lua b/mods/bg_tree/grow_leaves.lua
index 62d3931..44313c9 100644
--- a/mods/bg_tree/grow_leaves.lua
+++ b/mods/bg_tree/grow_leaves.lua
@@ -24,8 +24,8 @@ blockgame.register_abm({
 		local distance = meta:get_int("leaf_distance") or 1
 		if distance >= max_grow_distance then return end
 
-		local neighbors = blockgame.vector.get_neighbors(pos)
-		for _, target in pairs(neighbors) do
+		local sides = blockgame.vector.get_sides_of(pos)
+		for _, target in pairs(sides) do
 			if blockgame.chance(2) then
 				blockgame.attempt_place(target, {name = leaves_growing})
 				minetest.get_meta(target):set_int("leaf_distance", distance + 1)